Lee, Irvine

Abraham Lee, Irvine, CA US

Patent application number

Description

Published

20090054255

MICROFLUIDIC DEVICES AND METHODS - Contemplated microfluidic devices and methods are drawn to protein arrays in which distinct and detergent-containing antigen preparations are deposited onto an optical contrast layer in a non-specific and non-covalent manner. Detection of binding a is carried out using a dye that precipitates or agglomerates to so form a visually detectable signal at a dynamic range of at least three orders of magnitude.

02-26-2009

20120149600

MICROFLUIDIC DEVICES AND METHODS - Contemplated microfluidic devices and methods are drawn to protein arrays in which distinct and detergent-containing antigen preparations are deposited onto an optical contrast layer in a non-specific and non-covalent manner. Detection of binding a is carried out using a dye that precipitates or agglomerates to so form a visually detectable signal at a dynamic range of at least three orders of magnitude.

06-14-2012

20130178378

MULTIPLEX DIGITAL PCR - Embodiments of the claimed subject matter are directed to the ability to further multiplex in the digital regime using combinatorial color, temporal, and intensity encoding of probe sequences for a greater number of total signal readouts. A digital PCR solution is provide which enables the unique ability to identify a greater number of fluorescent probe sequences by using multiple color, temporal, and intensity combinations to encode each unique probe sequence. Furthermore, less expensive real-time PCR amplification indicators such as PicoGreen can be used to achieve multiplexed digital PCR based on temporal cues, intensity cues, or intensity and temporal cues combined, thus distinguishing primer pairs at greater degrees with significant cost reductions. These can also be used to enhance controls and normalize results for greater accuracy.

07-11-2013

20140255946

CHIP-BASED DROPLET SORTING - A non-contact system for sorting monodisperse water-in-oil emulsion droplets in a microfluidic device based on the droplet's contents and their interaction with an applied electromagnetic field or by identification and sorting.

09-11-2014

Patent applications by Abraham Lee, Irvine, CA US

Abraham P. Lee, Irvine, CA US

Patent application number

Description

Published

20120083425

High-Throughput Platform Comprising Microtissues Perfused With Living Microvessels - Provided is a process for creating a 3D metabolically active microtissue perfused with living microvessels which have a direct fluidic connection with neighboring microfluidic channels. The process comprises preparing a template comprising a plurality of channels, and creating a network within said channels, said network comprising microfluidic channels, metabolically active living microvessels, and microtissues. The microvessels can sprout from said microvessels and/or form within the microtissue in response to a stimulus applied from said microfluidic channels or stimulus derived from the said tissues. In another embodiment, a device is provided comprising a supportive structure, one or more microfluidic channels, one or more microtissue compartments, and one or more microvessels, whereby the microvessels connect said microfludic channels and microtissue and perfuse the microtissue to deliver fluid from the microfluidic channels to the microtissues.

04-05-2012

20120091059

PASSIVE CHIP-BASED DROPLET SORTING - An apparatus for passive sorting of microdroplets including a main flow channel, a flow stream of microdroplets in the main flow channel wherein the microdroplets have substantially the same diameter and wherein the flow stream of microdroplets includes first microdroplets having a first degree of stiffness and second microdroplets having a second degree of stiffness wherein the second degree of stiffness is different than the first degree of stiffness. A second flow channel is connected to the main flow channel for the second microdroplets having a second degree of stiffness. A separator separates the second microdroplets having a second degree of stiffness from the first microdroplets and directs the second microdroplets having a second degree of stiffness into the second flow channel.

04-19-2012

20120184464

SYSTEM AND METHOD FOR HIGH DENSITY ASSEMBLY AND PACKING OF MICRO-REACTORS - A method and device is disclosed for increasing droplet and micro-well reactor densities per unit area for microfluidic platforms. The device and method use controlled Height to Droplet Diameter Ratios (HDR) of the collection region which can produce different crystalline packing formations. HDR ratios above unity and less than about 2.65 are used to create a variety of three-dimensional packing schemes with increased density over conventional single layer hexagonal packing.

07-19-2012

20130052649

MULTILAYER HIGH DENSITY MICROWELLS - A multilayer well device includes a first substrate comprising an array of wells having a first pattern disposed therein and a second substrate comprising an array of wells having a second pattern, complementary to the first pattern disposed therein, wherein the second substrate is secured adjacent to a face of the first substrate. A common channel is interposed between the array of wells of the respective first and second substrates and is coupled to an inlet and an outlet.

02-28-2013

20130154671

Real-time, label-free detection of nucleic acid amplification in droplets using impedance spectroscopy and solid-phase substrate - A method for detecting presence of nucleic acid amplification in a test droplet. A set of detection electrodes are provided in contact with a fluidic channel. The test droplet is provided in vicinity of the detection electrodes through the fluidic channel. An alternate current (AC) power at a first frequency is applied across the set of detection electrodes. A first measurement value that reflects electrical impedance of the test droplet at the first frequency is obtained. This value is compared with a corresponding reference value, wherein the corresponding reference value is obtained by measuring a reference droplet containing known amplified nucleic acid or known unamplified nucleic acid at the first frequency. The presence of amplified nucleic acid in the test droplet is thus determined based on the comparison.

06-20-2013

20140011291

LATERAL CAVITY ACOUSTIC TRANSDUCER BASED MICROFLUIDIC SWITCH - A microfluidic switching device that includes an upstream microfluidic channel configured to contain a liquid having particles therein and a plurality of outlet channels coupled to the upstream microfluidic channel at a junction. A dead-end side channel or LCAT is oriented generally perpendicular to the upstream microfluidic channel and coupled to the upstream microfluidic channel at the junction, the dead-end side channel having a gas contained therein. The device includes a transducer configured to apply an external source of acoustic energy. Actuation of the transducer effectuates symmetrical oscillation of a gas/liquid boundary at the junction. Preferably, the junction comprises a bifurcation with two outlets. Further, the LCAT has a leading edge and a trailing edge and wherein the trailing edge of the LCAT is substantially aligned with the bifurcation.

01-09-2014

Patent applications by Abraham P. Lee, Irvine, CA US

Abraham Phillip Lee, Irvine, CA US

Patent application number

Description

Published

20090098168

MULTIPLE-LAYER MICROBUBBLE LIPOSPHERE DRUG DELIVERY VEHICLE AND SYSTEM - A multiple layer microbubble drug delivery system, multiple layer microbubble drug delivery vehicle, method thereof and fabrication method is disclosed. The microfluidic drug delivery system for producing multiple layer microbubbles includes a first inlet which receives a gas and directs the gas into a central stream, a second inlet which receives a first liquid containing a drug substance and flow focuses the first liquid around the gas and a third inlet which receives a second liquid and flow focuses the second liquid around the first liquid. The multiple layer microbubble drug delivery vehicle includes a gas core, a first liquid layer containing a drug and surrounding the gas core and a second liquid layer surrounding the first liquid layer to stabilize the first liquid layer.

04-16-2009

20110014297

MULTIMODAL THERAPEUTIC HYBRID PARTICLE COMPLEX AND SYSTEM - A multiple layer microbubble drug delivery system, multiple layer microbubble drug delivery vehicle, method thereof and fabrication method are disclosed. The microfluidic drug delivery system for producing multiple layer microbubbles includes a first inlet which receives a gas and directs the gas into a central stream, a second inlet which receives a first liquid containing a drug substance and flow focuses the first liquid around the gas, a third inlet which receives a second liquid and flow focuses the second liquid around the first liquid and a fourth inlet which receives a third liquid and flow focuses the third liquid around the second liquid. The multiple layer microbubble drug delivery vehicle includes a gas core, a first liquid layer containing a drug and surrounding the gas core, a second liquid layer surrounding the first liquid layer to stabilize the first liquid layer and a plurality of particles outside the second liquid layer.

01-20-2011

20110045095

POLYMER-PHOSPHOLIPID SHELLED MICROBUBBLES - A multiple layer microfluidic system and multiple layer microbubble are disclosed. The microfluidic system for producing multiple layer microbubbles includes a first inlet which receives a gas and directs the gas into a central stream, a second inlet which receives an oil and flow focuses the oil around the gas, a third inlet which receives a polymer and lipid solution and flow focuses the polymer and lipid solution around the oil and a fourth inlet which receives a surfactant solution and flow focuses the surfactant solution around the polymer and lipid solution. The multiple layer microbubble includes a gas core, a polymer and lipid shell surrounding the gas core and a surfactant layer surrounding shell.

02-24-2011

20130028812

METHODS AND SYSTEMS FOR ON DEMAND DROPLET GENERATION AND IMPEDANCE BASED DETECTION - The present invention pertains to methods and systems for on demand droplet generation and impedance based detection. The microfluidic system can utilize an electrical sensor for detecting an electrical property of a fluid and for generating an electrical signal indicating a change in the electrical property of the fluid; a droplet generator coupled to the electrical sensor configured to generate the droplet from the fluid in response to the electrical signal from the electrical sensor; and a microfluidic channel coupled to the droplet generator for receiving the droplet. The method for generating droplets involves measuring an electrical property of the fluid, transmitting an electrical signal indicative of the electrical property, and forming the droplets from the fluid based on the electrical signal.

01-31-2013

Patent applications by Abraham Phillip Lee, Irvine, CA US

Chang-Hyeon Lee, Irvine, CA US

Patent application number

Description

Published

20080265854

Low Drop Out Voltage Regulator Circuit Assembly - An integrated circuit assembly includes a voltage level generator, a level shifter, a bandgap reference generator and a voltage regulator. The voltage level generator generates output voltage level signals in response to a supply voltage. The level shifter receives the output voltage level signals from the voltage level generator and generates first and second sets of control signals. The bandgap reference generator receives a reference voltage input and generates a bandgap reference signal. The voltage regulator receives a supply voltage, the bandgap reference signal the first and second sets of control signals from the level shifter and generates a constant output voltage under varying circuit conditions.

10-30-2008

20090231024

Low Drop Out Voltage Regulator Circuit Assembly - An integrated circuit assembly includes a voltage level generator, a level shifter, a bandgap reference generator and a voltage regulator. The voltage level generator generates output voltage level signals in response to a supply voltage. The level shifter receives the output voltage level signals from the voltage level generator and generates first and second sets of control signals. The bandgap reference generator receives a reference voltage input and generates a bandgap reference signal. The voltage regulator receives a supply voltage, the bandgap reference signal the first and second sets of control signals from the level shifter and generates a constant output voltage under varying circuit conditions.

09-17-2009

20140062609

XTAL oscillator - Resistor bias circuitry is included in components of an XTAL oscillator system to reduce 1/f noise. An XTAL oscillator includes a resistor bias circuit attached to the XTAL core. A common mode feedback OP amp connected to the XTAL core also includes a resistor bias circuit. An XTAL oscillator chain includes an XTAL core, common mode feedback OP amp, common mode logic buffer (CML BF), and differential to CMOS converter (D2C) each with resistor bias circuitry.

03-06-2014

20140292301

Low Power Bias Compensation Scheme Utilizing A Resistor Bias - Compensation circuitry includes a resistor and transistor coupled in series with a reference current source to generate a variable reference voltage that is provided, via a voltage regulator, to bias elements of a core circuit in order to establish an operating current in the core circuit. In one embodiment, the resistor and transistor of the compensation circuitry are of similar construction to the bias elements of the core circuit, such that fluctuations in the ratio of the reference current and the operating current of the core circuit are minimized over process, supply voltage and temperature variations. The voltage regulator may be a low dropout regulator. In various embodiments, the core circuit may comprise a resistor biased voltage controlled oscillator, a differential current mode logic (CML) input to single CMOS output circuit, or like circuitry that may be sensitive to phase noise or requires low power operation.

10-02-2014

Patent applications by Chang-Hyeon Lee, Irvine, CA US

Chiajen Lee, Irvine, CA US

Patent application number

Description

Published

20090021623

Systems, methods and devices for a CMOS imager having a pixel output clamp - Embodiments of a pixel read out circuit in an imager device is described. The pixel read out circuit includes an output node that is connected to a plurality of pixel cells. An output signal from a selected one of the plurality of pixel cells is applied to the output node. The pixel read out circuit also includes a clamp-out circuit that limits the magnitude of the output signal to a voltage determined by the voltage of a reference signal to prevent the output signal from reaching a level that might exceed the dynamic range of analog circuitry receiving the output signal.

01-22-2009

20090072899

SHARING OPERATIONAL AMPLIFIER BETWEEN TWO STAGES OF PIPELINED ADC AND/OR TWO CHANNELS OF SIGNAL PROCESSING CIRCUITRY - A mechanism for discharging parasitic capacitance at an input of an operational amplifier, which is shared between two stages of a pipelined analog-to-digital converter and/or two channels of signal processing circuitry, before the amplifier configuration of the stages/channels is switched. The discharging act occurs when a short reset pulse is generated between two clock phases. The short reset pulse is applied to a switch connected to the operational amplifier input. When the reset pulse closes the switch, a discharge path is created and any parasitic capacitance at the operational amplifier input is discharged through the path. The discharging of the parasitic capacitance substantially mitigates the memory effect and the problems associated with the memory effect.

03-19-2009

20090090844

BIASING APPARATUS, SYSTEMS, AND METHODS - Apparatus, methods, and systems for providing a uniform bias voltage in a biasing circuit to a plurality of pixels. The biasing circuit has a plurality of switches, including a first switch connected at a first end of a capacitor and a second end connected to a first ground. A second switch is connected at a first end to a bias voltage reference and at a second end to a gate of a biasing transistor and a second end of the capacitor. A third switch is connected at a first end to the first end of the capacitor and at a second end to the drain of the biasing transistor and a second ground. The first and the second switch are closed and the third switch is open to set a bias voltage on the capacitor. The first and second switch are open and the third switch is closed when the bias voltage is set on the capacitor.

04-09-2009

20120287316

RAMP AND SUCCESSIVE APPROXIMATION REGISTER ANALOG TO DIGITAL CONVERSION METHODS, SYSTEMS AND APPARATUS - Successive approximation register (SAR) and ramp analog to digital conversion (ADC) methods, systems, and apparatus are disclosed. An analog voltage signal may be converted into a multiple bit digital value by generating bits of the multiple bit digital value by performing a SAR conversion on the analog voltage signal, where the bits corresponding to a SAR voltage level, and generating other bits of the multiple bit digital value by performing one or more ramp conversions on the analog voltage signal, the ramp conversion comparing the analog voltage signal to a ramp of voltage levels based on the SAR voltage level. The SAR and ramp ADC can provide multi-sampling using one SAR conversion and multiple ramp conversions. The SAR can set the voltage level of a first ramp of a multiple ramp conversion, which can then be used to preset the voltage level prior to subsequent ramps.

11-15-2012

20130278576

CALIBRATED IMAGE-SENSOR-BASED AMBIENT LIGHT SENSOR - An electronic device may be provided with an image sensor for capturing digital images. The image sensor may be used as part of image-sensor-based ambient light sensing circuitry for producing ambient light sensor readings. The image-sensor-based ambient light sensing circuitry may include a reference array. The reference array may be formed from an array of light sensor elements that are matched to elements in the image sensor but that are covered with a light blocking material. Control circuitry can measure current flow into the reference array and the image sensor array and can use current measurements from these arrays in producing a calibrated ambient light sensor reading. The control circuitry may make current measurements by measuring a decay time associated with the voltage of a discharging capacitor. A comparator, pulse generator, and switch may be used in periodically recharging the capacitor. The capacitor may be adjusted to ensure accurate readings.

10-24-2013

20140062469

Electronic Devices With Magnetic Sensors - Electronic devices may be provided with magnetic sensors for detecting the Earth's magnetic field. The magnetic sensors may include thin magnetic sensors located in magnetically quiet regions of the device. The magnetic sensors may be attached to a device housing or a component such as a battery or a cover structure for a battery. The device may include unidirectional magnetic sensors aligned in three orthogonal directions or sensors with two or three magnetic sensor elements aligned in orthogonal directions. Magnetic field data from the three orthogonally aligned sensors or sensor elements may be combined to form directional compass data for the device. Each magnetic sensor may include one or more magnetic sensor elements for detecting the magnetic field and one or more shielded reference sensor elements for detecting environmental changes that can affect the magnetic sensor element. Reference sensor elements may be shared elements for multiple magnetic sensors elements.

03-06-2014

20140247378

EXPOSURE CONTROL FOR IMAGE SENSORS - A method of operating an image sensor. Charge accumulated in a photodiode during a first sub-exposure may be selectively stored in a storage node responsive to a first control signal. Charge accumulated in the photodiode during a first reset period may be selectively discarded responsive to a second control signal. Charge accumulated in the photodiode during a second sub-exposure may be selectively stored responsive to the first control signal. Charge stored in the storage node from the first and second sub-exposures may be transferred to a floating diffusion node responsive to a third control signal.

09-04-2014

Patent applications by Chiajen Lee, Irvine, CA US

Chiajen M. Lee, Irvine, CA US

Patent application number

Description

Published

20090015692

METHODS, SYSTEMS, AND DEVICES FOR OFFSET COMPENSATION IN CMOS IMAGERS - Methods, devices, and systems for offset compensation in an amplifier are disclosed, wherein the amplifier inputs may be exposed to large loads from an array of pixel columns coupled in parallel. During a sampling phase, an amplifier offset may be sampled by selectively coupling a first amplifier output to a first amplifier input and a second amplifier output to a second amplifier input. During a portion of the sampling phase, the first amplifier output may be buffered to a first storage element. During a different portion of the sampling phase, the second amplifier output may be buffered to a second storage element. To sense the pixel columns during an amplification phase, the first storage element and the second storage element are coupled to the first and second amplifier inputs, respectively, with the result that the amplifier offset is canceled from the amplifier output.

Chin Sieh Lee, Irvine, CA US

Patent application number

Description

Published

20120250877

METHOD AND SYSTEM FOR PROCESSING AUDIO SIGNALS IN A CENTRAL AUDIO HUB - A central audio hub, comprising an audio switch, a bus matrix, and an audio buffer, is triggered to read audio samples of an audio stream from the audio buffer. The central audio hub routes the audio samples via the bus matrix to one or more surrounding audio modules such as an audio codec and an audio interface communicatively coupled to the central audio hub. The audio stream may be directly from an external application processor or from an external DDR. With the audio stream from the DDR, a DMA controller may fetch the audio samples from the DDR in response to a request received from the audio buffer, and store the fetched audio samples into the audio buffer for routing. The audio switch may be triggered at a determined sampling rate to read the audio samples from the audio buffer utilizing a determined sample format, and to route the audio samples to the surrounding audio modules.

10-04-2012

Cooper G. Lee, Irvine, CA US

Patent application number

Description

Published

20100284315

SYSTEM AND METHOD OF WIRELESSLY COMMUNICATING WITH MOBILE DEVICES - Systems and methods for providing network access to mobile devices that travel with a vehicle, such as a train, a bus, a boat, etc. along or adjacent to a relatively fixed path that may extend over a large geographic area. Mobile devices access the network through stationary access points arranged along or adjacent to the path and communicate with a communication network. The communication network may be arranged as an asynchronous transfer mode (ATM) local area network emulation (LANE) network. One of the mobile devices may be a mobile access point which can couple other mobile devices to the network to and record authentication information of other mobile devices so that fast transitions can be made from one stationary access point to another as the vehicle moves along the path.

11-11-2010

20100322123

SYSTEM AND METHOD OF AUTHENTICATING MOBILE DEVICES - Systems and methods for providing network access to mobile devices that travel with a vehicle, such as a train, a bus, a boat, etc. along or adjacent to a relatively fixed path that may extend over a large geographic area. Mobile devices access the network through stationary access points arranged along or adjacent to the path and communicate with a communication network. The communication network may be arranged as an asynchronous transfer mode (ATM) local area network emulation (LANE) network. One of the mobile devices may be a mobile access point which can couple other mobile devices to the network and record authentication information of other mobile devices so that fast transitions can be made from one stationary access point to another as the vehicle moves along the path.

12-23-2010

Edward W. Lee, Irvine, CA US

Patent application number

Description

Published

20090317376

Compositions And Methods For Lipo Modeling - Methods for lipomodeling by peripherally administering a modulator of a Y receptor are provided. Methods may comprise reduction of a fat depot by administering a Y receptor antagonist proximally and/or directly to the site of the fat depot. Other methods comprise increasing or stabilizing a fat depot or fat graft by administering a Y receptor agonist proximally and/or directly to the site of the fat depot or fat graft. Also provided are methods for stimulating wound healing by administering a Y receptor agonist proximally to a wound site.

12-24-2009

Eric Lee, Irvine, CA US

Patent application number

Description

Published

20120157912

Systems and Methods For Small Bore Aspiration - An assembly for a phacoemulsification surgical system includes an aspiration system arranged to aspirate fluid from a surgical site. The aspiration system includes an aspiration path within the phacoemulsification hand piece and includes a flexible small bore aspiration tubing in fluid communication with the aspiration path. The small bore aspiration tubing has a nominal inner diameter smaller than about 0.050 inch to reduce levels of occlusion surge within the surgical system. A high-output, peristaltic pump communicates with the small bore aspiration tubing and is operable to create a flow through the small bore aspiration tubing.

06-21-2012

20130046287

RETRACTABLE LUER LOCK FITTINGS - The system has a male tubing fitting extending along a longitudinal axis. The male tubing fitting has a first internal bore and an end portion including a male plug. The system also has a female tubing fitting that has a second internal bore configured to receive the male plug. Also, the system has a collar disposed about the male tubing fitting and positioned to slide freely along the longitudinal axis from a first position to a second position. In the first position the male and female tubing fittings are unlocked with respect to each other such that the male plug is removably insertable into the second internal bore of the female tubing fitting. In the second position the male and female fittings are locked with respect to each other such that the male plug is prevented from being removed from the second internal bore of the female tubing fitting.

02-21-2013

20130092247

COLLAR CONNECTOR - In various embodiments, a connector system may include at least two connectors and a collar configured to detachably align the at least two connectors for coupling to a mating collar with at least two mating connectors. The collar may also be configured to at least partially disengage from the at least two connectors to allow movement of the connectors relative to each other. The relative movement may allow the connectors to couple to mating connectors that are in different configurations (than the mating collar configurations). In some embodiments, the connectors and/or mating connectors may include complimentary male/female connectors. In some embodiments, the collar/mating collar may circumscribe their respective connectors and/or a perimeter of the other of the collar/mating collar. In some embodiments, the collar/mating collar may include interfacing features.

04-18-2013

Eunchang Lee, Irvine, CA US

Patent application number

Description

Published

20130067671

MOBILE DEVICE ACCESSORY FUNCTIONING AS MOUSE PAD, SCREEN CLEANER, WRIST REST FOR KEYBOARD AND/OR STAND - A portable mobile device accessory is capable of being detachably attached to a mobile device. The mobile device accessory includes a cloth having a first surface which is to clean a surface and a second surface opposite to the first surface and a polymer adhesive layer attached to the second surface of the cloth. The polymer adhesive layer has a tacky surface which includes a re-adherable strip of polymer adhesive designed for temporarily attaching the portable mobile device accessory to a surface of the mobile device. The portable mobile device accessory is capable of functioning as a surface cleaning cloth, a mouse pad, a wrist rest for a keyboard, a stand and/or a protector.

03-21-2013

20140345074

MOBILE DEVICE ACCESSORY - A portable mobile device accessory is capable of being detachably attached to a mobile device. The mobile device accessory includes a cloth having a first surface which is to clean a surface and a second surface opposite to the first surface and a polymer adhesive layer attached to the second surface of the cloth. A polyethylene terephthalate may be further formed between the cloth and the polymer adhesive layer. The polymer adhesive layer has a tacky surface which includes a re-adherable strip of polymer adhesive designed for temporarily attaching the portable mobile device accessory to a surface of the mobile device. The portable mobile device accessory is capable of functioning as a surface cleaning cloth, a mouse pad, a wrist rest for a keyboard, a stand and/or a protector.

11-27-2014

Eva Y.h.p. Lee, Irvine, CA US

Patent application number

Description

Published

20100160275

METHODS AND COMPOSITIONS FOR CANCER PREVENTION AND TREATMENT - The present invention relates to methods and compositions for cancer prevention and treatment. In particular, the present invention provides methods and compositions for modulating, studying, preventing and treating progesterone receptor related carcinogenesis with anti-progesterones and anti-estrogens.

06-24-2010

20130331365

METHODS AND COMPOSITIONS FOR CANCER PREVENTION AND TREATMENT - The present invention provides methods of preventing or delaying the development of cancer (e.g., breast cancer) in BRCA1 mutation positive patients by beginning progesterone receptor antagonist treatment at an early age (e.g., by age 35, 30, or 25). In certain embodiment, such early treatment is long-term treatment, which may substitute or delay a preventative ovariectomy, single or double mastectomy (e.g., in patients wishing to delay or avoid a mastectomy, or patients that cannot afford a mastectomy).

12-12-2013

Franklin C. Lee, Irvine, CA US

Patent application number

Description

Published

20100319791

AUTOMOTIVE AIR BLEED VALVE FOR A CLOSED HYDRAULIC SYSTEM - An auto bleed valve and method of bleeding a hydraulic system of an aircraft is accomplished by illuminating a plenum of a bleed valve using an LED oriented to illuminate a phototransistor when air is present in the plenum. A comparator circuit is used on an output of the phototransistor such that a predetermined voltage output corresponds to air detected in the plenum. An integrating circuit and a second comparator in series with the first comparator circuit is used to determine when a predetermined time period is met in which air is continuously detected in the plenum. Thereafter an air bleed solenoid can be used to vent the air upon a signal from the aircraft computer logic system.

12-23-2010

Fred Lee, Irvine, CA US

Patent application number

Description

Published

20090259242

HIGH SPEED PNEUMATIC VITRECTOMY CONTROL - A method and system for controlling the cutting speed of a cutting device employable in an ocular surgical procedure is provided. The apparatus includes a control module, a variable gas pressure regulator arrangement configured to receive gas from a gas pressure supply, wherein the variable pressure regulator arrangement is connected to the control module and the control module is configured to regulate gas received from the gas pressure supply, and an accumulator configured to store gas received from the variable gas regulator arrangement at a selected gas pressure. Gas at the desired pressure is delivered from the accumulator to the cutting device. The gas may be air, and the variable gas pressure arrangement may include a single variable pressure regulator or multiple pressure regulators which typically are not variable with respect to the pressure delivered.

10-15-2009

20100280434

AUTOMATICALLY PULSING DIFFERENT ASPIRATION LEVELS TO AN OCULAR PROBE - Methods and systems for automatically pulsing different aspiration levels to an ocular probe are disclosed. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level, and applied to the probe in a pulsed manner.

11-04-2010

20100280435

AUTOMATICALLY SWITCHING DIFFERENT ASPIRATION LEVELS AND/OR PUMPS TO AN OCULAR PROBE - Methods and apparatuses for automatically switching different aspiration levels to an ocular probe are disclosed herein. The probe may be a phacoemulsification probe. A first aspiration level, supplied by a first pump, may be applied to the probe simultaneously with ultrasonic energy. A second aspiration level, supplied by a second pump, may be automatically switched from the first aspiration level. Control feed back of the pumps may be varied according to set thresholds.

11-04-2010

20100283599

Power management for wireless devices - A method and apparatus for wireless device power management is provided. The method comprises providing a charge to an intermediate power cell by electrically connecting the intermediate power cell to a power source, disconnecting the intermediate power cell from the power source, and electrically connecting the wireless device to the intermediate power cell. Such electrical connecting enables power cell recharging within the wireless device.

11-11-2010

20130149967

RELIABLE COMMUNICATIONS FOR WIRELESS DEVICES - A method and apparatus for connectivity management of a wireless device is provided, such as a wireless medical device. The method comprises providing a wireless connection between at least two medical devices, the at least two medical devices comprising a primary medical device and a secondary medical device, causing the primary medical device to transmit and the secondary medical device to receive state signals wirelessly across a plurality of communication data channels, and reporting a non-active state for one of the plurality of data channels from the primary medical device to the secondary medical device using the plurality of communication data channels.

06-13-2013

20130253556

HIGH SPEED PNEUMATIC VITRECTOMY CONTROL - A method and system for controlling the cutting speed of a cutting device employable in an ocular surgical procedure is provided. The apparatus includes a control module, a variable gas pressure regulator arrangement configured to receive gas from a gas pressure supply, wherein the variable pressure regulator arrangement is connected to the control module and the control module is configured to regulate gas received from the gas pressure supply, and an accumulator configured to store gas received from the variable gas regulator arrangement at a selected gas pressure. Gas at the desired pressure is delivered from the accumulator to the cutting device. The gas may be air, and the variable gas pressure arrangement may include a single variable pressure regulator or multiple pressure regulators which typically are not variable with respect to the pressure delivered.

09-26-2013

20140031091

POWER MANAGEMENT FOR WIRELESS DEVICES - A method and apparatus for wireless device power management is provided. The method comprises providing a charge to an intermediate power cell by electrically connecting the intermediate power cell to a power source, disconnecting the intermediate power cell from the power source, and electrically connecting the wireless device to the intermediate power cell. Such electrical connecting enables power cell recharging within the wireless device.

01-30-2014

20140276638

SYSTEM AND METHOD FOR PROVIDING PRESSURIZED INFUSION - The present invention relates generally to providing pressurized infusion of liquids and, more particularly, is directed to providing a stable and pressurized flow of irrigation fluid to the eye during surgery.

09-18-2014

20140276639

SYSTEM AND METHOD FOR PROVIDING PRESSURIZED INFUSION - The present invention relates generally to providing pressurized infusion of liquids and more particularly, is directed to providing a stable and pressurized flow of irrigation fluid to the eye during surgery.

09-18-2014

20140364864

FOOT PEDAL SYSTEM AND APPARATUS - A phacoemulsification system and method, and a surgical foot pedal device, system and method. The present invention may include a console comprising a plurality of modes for at least one physically associated surgical instrument, and a foot pedal communicatively associated with said console and suitable for varying ones of the plurality of modes. The foot pedal may include a housing comprising the communicative association, and comprising at least one potentiometer and at least two top switches for the varying of the ones of the plurality of modes, a treadle rotatably mounted within the housing and suitable for depressing the at least one potentiometer, and at least two side switches movably associated with the treadle for the varying of the ones of the plurality of modes.

12-11-2014

Patent applications by Fred Lee, Irvine, CA US

Gloria Kwangja Lee, Irvine, CA US

Patent application number

Description

Published

20080305549

LIPOPROTEIN ANALYSIS BY DIFFERENTIAL CHARGED-PARTICLE MOBILITY - The invention provides methods of preparation of lipoproteins from a biological sample, including HDL, LDL, Lp(a), IDL, and VLDL, for diagnostic purposes utilizing differential charged particle mobility analysis methods. Further provided are methods for analyzing the size distribution of lipoproteins by differential charged particle mobility, which lipoproteins are prepared by methods of the invention. Further provided are methods for assessing lipid-related health risk, cardiovascular condition, risk of cardiovascular disease, and responsiveness to a therapeutic intervention, which methods utilize lipoprotein size distributions determined by methods of the invention.

12-11-2008

20100148055

METHODS FOR DETECTING CATECHOLAMINES BY MASS SPECTROMETRY - Provided are methods for determining the amount of one or more of one or more of epinephrine (E), norepinephrine (NE), and dopamine (D) in a sample using mass spectrometry. The methods generally involve ionizing one or more of E, NE, and D in a sample and detecting and quantifying the amount of the ion to determine the amount of one or more of E, NE, and D in the sample.

06-17-2010

20110220785

METHODS FOR DETECTING VITAMIN D METABOLITES BY MASS SPECTROMETRY - Provided are methods of detecting the presence or amount of a vitamin D metabolite in a sample using mass spectrometry. The methods generally comprise ionizing a vitamin D metabolite in a sample and detecting the amount of the ion to determine the presence or amount of the vitamin D metabolite in the sample. Also provided are methods to detect the presence or amount of two or more vitamin D metabolites in a single assay.

09-15-2011

20120085902

METHODS FOR DETECTING VITAMIN D METABOLITES BY MASS SPECTROMETRY - Provided are methods of detecting the presence or amount of a vitamin D metabolite in a sample using mass spectrometry. The methods generally comprise ionizing a vitamin D metabolite in a sample and detecting the amount of the ion to determine the presence or amount of the vitamin D metabolite in the sample. Also provided are methods to detect the presence or amount of two or more vitamin D metabolites in a single assay.

04-12-2012

20120315706

LIPOPROTEIN ANALYSIS BY DIFFERENTIAL CHARGED-PARTICLE MOBILITY - The invention provides methods of preparation of lipoproteins from a biological sample, including HDL, LDL, Lp(a), IDL, and VLDL, for diagnostic purposes utilizing differential charged particle mobility analysis methods. Further provided are methods for analyzing the size distribution of lipoproteins by differential charged particle mobility, which lipoproteins are prepared by methods of the invention. Further provided are methods for assessing lipid-related health risk, cardiovascular condition, risk of cardiovascular disease, and responsiveness to a therapeutic intervention, which methods utilize lipoprotein size distributions determined by methods of the invention.

Jaewook Lee, Irvine, CA US

Patent application number

Description

Published

20110032630

MULTI-MODE LOOP ADAPTATION SCHEME FOR HIGH-DENSITY DATA RECORDING CHANNEL - A circuit for a high-density data recording channel includes a first data detector, a second data detector, one or more multiplexers and a sequence identifier. The first data detector generates a first data detector output, and the second data detector generates a second data detector output. The multiplexers change between a first mode and a second mode to alternately receive the first data detector output and the second data detector output. The sequence identifier receives a data sequence including at least one of a first data sequence, such as VFO data, and a second data sequence, such as random data. The second data sequence includes a greater number of signal levels than the first data sequence. The sequence identifier changes the multiplexers between the first mode and the second mode based on whether the data sequence is the first data sequence or the second data sequence. The data sequence includes a plurality of timing stages. The sequence detector can at least partially control a loop bandwidth of the circuit based on the timing stage of the data sequence.

02-10-2011

20120076244

WAVEFORM INTERPOLATOR ARCHITECTURE FOR ACCURATE TIMING RECOVERY BASED ON UP-SAMPLING TECHNIQUE - In one embodiment, an interpolator-based timing recovery system improves accuracy by calculating additional sampled signals of a digital signal and generating an interpolation based on the additional sampled signals and the digital signal, while employing a parallel architecture to maintain system clock frequency and a pipeline architecture to minimize sampled data memory requirement.

03-29-2012

20130077187

Adaptive Correction of Symmetrical and Asymmetrical Saturation in Magnetic Recording Devices - In one embodiment, a read channel comprises: a preprocessor for receiving a first signal and producing a second signal from the first signal using current values of a positive coefficient, a zero coefficient, and a negative coefficient; an interpolator for producing a third signal based on the second signal; and a slicer for producing a fourth signal from the third signal by estimating a level for the third signal. The fourth signal is at one of three levels consisting of a positive level, a zero level, and a negative level. For every n first signals received by the preprocessor, the current value of one of the positive coefficient, the zero coefficient, and the negative coefficient is adjusted depending on which of the three levels the fourth signal is at.

03-28-2013

20140126083

TAPE STORAGE DEVICE HAVING AT LEAST ONE REDUNDANT READ DATA ELEMENT - A technique includes in a data storage device, sensing a plurality of data streams from a track of storage media as the media moves in a given direction using a plurality of read elements such that at least one of the read elements is redundant. The technique includes combining the data streams to generate a data stream indicating data read from the track.

ADAPTIVE CORRECTION OF SYMMETRICAL AND ASYMMETRICAL SATURATION IN MAGNETIC RECORDING DEVICES - In one embodiment, a read channel comprises: a preprocessor for receiving a first signal and producing a second signal from the first signal using current values of a positive coefficient, a zero coefficient, and a negative coefficient; an interpolator for producing a third signal based on the second signal; and a slicer for producing a fourth signal from the third signal by estimating a level for the third signal. The fourth signal is at one of three levels consisting of a positive level, a zero level, and a negative level. For every n first signals received by the preprocessor, the current value of one of the positive coefficient, the zero coefficient, and the negative coefficient is adjusted depending on which of the three levels the fourth signal is at.

10-09-2014

Patent applications by Jaewook Lee, Irvine, CA US

James Y. Lee, Irvine, CA US

Patent application number

Description

Published

20100097330

Methods and apparatus for improving optical performance for touch screens and related devices - One disclosed feature of the embodiments is a method and apparatus to provide a touch screen. First and second layers having inner surfaces coated with indium tin oxide (ITO) are formed. The coated surfaces have a first refractive index. A cavity is formed by the first and second layers and a sealant that seals perimeter of the first and second layers. A fluid is filled in the cavity. The fluid has a second refractive index.

04-22-2010

Jar J. Lee, Irvine, CA US

Patent application number

Description

Published

20080225375

Optically frequency generated scanned active array - A system for scanning an antenna array of the present invention. The system includes a first mechanism for modulating a desired signal on an optical carrier signal. The first mechanism includes a frequency-tunable optical oscillator with a phase shifter for changing an output frequency of the optical oscillator. A second mechanism employs the optical carrier signal to derive signals having predetermined phase relationships. A third mechanism receives the feed signals and radiates corresponding transmit signals in response thereto to the antenna array to steer the array. In more specific embodiment, the desired signal is a Radio Frequency (RF) signal, and the phase shifter is an electrically controlled optical RF phase shifter. The optical carrier signal includes a first optical carrier signal and a second optical carrier signal. The frequency-tunable optical oscillator includes a first tunable optical oscillator for providing the first optical carrier signal and a second tunable optical oscillator for providing the second optical carrier signal. The first and second optical oscillators include first and second optical RF phase shifters, respectively, that include feedback paths having optical and electrical sections.

09-18-2008

20090128430

CONFORMAL END-FIRE ARRAYS ON HIGH IMPEDANCE GROUND PLANE - A conformal end-fire antenna with a high impedance ground surface structure and an array of radiating elements formed thereon. The ground surface structure includes an array of metal protrusions on a electrically conductive sheet, the metal protrusions arranged in a two-dimensional lattice. The ground surface structure acts as a magnetic surface at an RF frequency band of interest, functioning as an electrical short at DC, and as a mirror which reflects an RF field in the frequency band with virtually no phase reversal.

05-21-2009

20090322637

WIDE BAND LONG SLOT ARRAY ANTENNA USING SIMPLE BALUN-LESS FEED ELEMENTS - In one embodiment, a wide bandwidth, reduced depth transmit/receive antenna array includes unit cells having continuous slots, a transceiver, unbalanced feeds, impedance transformers, and exciters. The continuous slots are formed in a conductive antenna plane, and the transceiver generates and/or receives electrical signals. The unbalanced feeds may be electrically connected between the transceiver and impedance transformers which match the impedance between feed lines and the exciter. They may be located in a plane perpendicular to the direction of propagation of the radiation, and also may be arranged between the conductive antenna plane and a backplane. The exciter spans a continuous slot, and emits and/or receives radiation from the slot. The antenna array is capable of operating without a radome or balun.

12-31-2009

20100097277

Airship mounted array - A space-fed conformal array for a high altitude airship includes a primary array lens assembly adapted for conformal mounting to a non-planar airship surface. The lens assembly includes a first set of radiator elements and a second set of radiator elements, the first set and the second set spaced apart by a spacing distance. The first set of radiators faces outwardly from the airship surface to provide a radiating aperture. The second set of radiators faces inwardly toward an inner space of the airship, for illumination by a feed array spaced from the second set of radiators.

04-22-2010

20110221644

DUAL-PATCH ANTENNA AND ARRAY - A dual-patch antenna includes a ground plane, a first patch plate parallel to and separated from the ground plane by a separation distance, and a second patch plate separated from the ground plane by the separation distance. The first and second patch plates are coplanar and separated by a radiating slot. An excitation probe isolatedly passes through the ground plane and connects to the first patch plate. A first wall connects an edge of the first patch plate to the ground plane. The first wall is located approximately ¼ wavelength of a mid-band operating frequency from the radiating slot. A second wall connects an edge of the second patch plate to the ground plane. The second wall is located approximately ¼ wavelength of the mid-band operating frequency from the radiating slot. The dual-patch antennas may be organized in an array.

09-15-2011

20130314288

Differential High Power Amplifier for a Low Profile, Wide Band Transmit Array - An integrated differential high power amplifier-radiator array that overcomes the prior art impedance match issues is described. An impedance matching balun is used to feed a high output impedance, differential HPA, which in turn drives a wide band radiator or array of radiators having a matching input impedance to provide a highly efficient, compact transmit system. In one exemplary embodiment, the HPA may be a high impedance Class-B HPA configured as a push-pull cascode amplifier. A high impedance isolator or circulator may be used between the HPA and the radiator. One of ordinary skill in the art will readily appreciate that a receive implementation, using a properly matched low noise amplifier in place of the HPA, is also possible. Similarly, with the addition of a slotline circulator, transceiver operation is also attainable with the addition of an impedance matched receive chain.

11-28-2013

20140179240

EMBEDDED ELEMENT ELECTRONICALLY STEERABLE ANTENNA FOR IMPROVED OPERATING BANDWIDTH - A system and method for processing antenna signals are provided. For example, the method includes, in a receive mode, weighting and combining signals from at least one low-band antenna radiator element operable over a first bandwidth, at least one high-band antenna radiator element operable over a second bandwidth at least partially overlapping the first bandwidth, and, in some examples, at least one antenna radiator element operable over one or more intermediate bandwidths. The method also includes, in a transmit mode, separating and weighting a full-band input port signal into at least one low-band sub-system output port signal, at least one high-band sub-system port output signal, and, in some examples, at least one intermediate sub-system output port signal operable over one or more overlapping intermediate bandwidths. The weighted combination and weighted separation cover an uninterrupted continuous full-band frequency whose extent covers the full frequency range of all subbands.

06-26-2014

20140302807

Array Antenna And Related Techniques - An antenna array includes a plurality of radiating elements disposed on a layer that is situated above an egg crate structure that is formed of interconnected dielectric panels. In some embodiments, balun circuitry is disposed on at least some of the dielectric panels of the egg crate structure for use in feeding corresponding radiating elements of the array in a balanced manner. Ground plane blocks may also be coupled to some or all of the dielectric panels to provide circuit shielding and/or to form a ground plane for the array antenna.

10-09-2014

20150077300

SHORT COINCIDENT PHASED SLOT-FED DUAL POLARIZED APERTURE - A coincident phased dual-polarized antenna array configured to emit electromagnetic radiation includes: a plurality of electromagnetic radiators arranged in a grid, the plurality of electromagnetic radiators defining a plurality of notches; a ground plane spaced from the electromagnetic radiators; a conductive layer disposed between the electromagnetic radiators and the ground plane, the conductive layer having a plurality of slots laterally offset from the notches and being spaced apart from and electrically insulated from the electromagnetic radiators; and a plurality of feeds, each of the feeds spanning a corresponding slot of the slots and electrically connected to a portion of the conductive layer at one side of the corresponding slot.

03-19-2015

Patent applications by Jar J. Lee, Irvine, CA US

Jar Jueh Lee, Irvine, CA US

Patent application number

Description

Published

20100276598

NANO-ANTENNA FOR WIDEBAND COHERENT CONFORMAL IR DETECTOR ARRAYS - A conformal coherent wideband antenna coupled IR detector array included a plurality of unit cells each having a dimension that includes an antenna for focusing radiation onto an absorber element sized less than the dimension. In one embodiment, the absorber element may be formed of a mercury cadmium telluride alloy. According to a further embodiment, the antenna array may be fabricated using sub-wavelength fabrication processes.

11-04-2010

Keum Sil Lee, Irvine, CA US

Patent application number

Description

Published

20120172709

MULTIMODALITY NUCLEAR IMAGING RECONSTRUCTION METHOD - A method for obtaining a high-resolution nuclear image of a biological object, which image is acquired by a nuclear detector inside an MRI system includes the steps of acquiring MRI information pertaining to a wide field of view; focusing a field of view of the nuclear detector to a small region that covers only the target region; obtaining a nuclear image of the small region; and using a priori information included in the MRI information to eliminate image artifacts in the nuclear image. An apparatus for performing the method and a data image formed by practice of the method is also included.

07-05-2012

Kyehyung Lee, Irvine, CA US

Patent application number

Description

Published

20110050467

Noise-Shaped Scrambler for Reduced Out-of-Band Common-Mode Interference - Class-D amplifiers have evolved from using binary pulse-width modulation (PWM) modulators to three-level PWM modulators. Three-level PWM drivers for audio applications offer the benefits of eliminating costly elements at the output of an audio system. However, they also introduce increased common-mode interference. Three-level PWM generates three states, but one state has two interchangeable representations which can be scrambled in order to shape the common-mode output spectrum.

03-03-2011

20130154714

CURRENT-MODE SAMPLE AND HOLD FOR DEAD TIME CONTROL OF SWITCHED MODE REGULATORS - A system for current mode sample and hold, comprising a first PMOS transistor configured to generate a current to be sampled. A diode-connected NMOS transistor coupled to the first PMOS transistor and configured to receive the current. A switch coupled to the diode-connected NMOS transistor and configured to sample a gate-source voltage of the diode-connected NMOS transistor. A capacitor coupled to the switch and configured to stored the gate-source voltage of the diode-connected NMOS transistor. A second NMOS transistor coupled to the capacitor and configured to generate a current equal to the sampled current value.

ADAPTIVE BIASING TECHNIQUE FOR AUDIO CIRCUITRY - A circuit comprising a peak detector configured to receive a positive voltage input, a negative voltage input and a reference current source input and to output a peak signal data value. A fast attack current source control coupled to the peak detector and configured to generate a current source control signal as a function of the peak signal data value. A slow decay control coupled to the fast attack current source control and configured to reduce the current source control signal based on a predetermined or user-selected decay rate. A variable current source coupled to the fast attack current source control and configured to generate a variable current as a function of the current source control signal. Amplifier circuitry coupled to the variable current source, the amplifier circuitry configured to receive the variable current.

09-04-2014

Patent applications by Kyehyung Lee, Irvine, CA US

Kyeong Cheol Lee, Irvine, CA US

Patent application number

Description

Published

20130190039

SYSTEMS AND METHODS FOR REQUESTING AND RECEIVING SERVICE - Systems and methods for requesting and receiving service that includes a table having an input code such as a Quick Response Code, a smartphone having an application which is utilized to read the input code on the table and which communicates with a computer server that communicates with a computer such as a tablet personal computer used by a provider of the service.

07-25-2013

Michael D. Lee, Irvine, CA US

Patent application number

Description

Published

20130191153

Assessing Variation In Clinical Response Data Based On A Computational Representation Of Neural Or Psychological Processes Underlying Performance On A Brain Function Test - Methods, systems, and apparatus, including medium-encoded computer program products, for analyzing data include: receiving data regarding responses, and lack thereof, for items of a brain function test comprising at least one set of item responses; processing the data using a model that combines a brain function processing construct with hierarchical Bayesian analysis to measure differences among subsets of the data, wherein the brain function processing construct is a computer-based representation of neural or psychological processes underlying performance on the brain function test; and encoding a result of the processing on a computer-readable medium to supply the result to a computer device for use in an assessment related to the brain function test.

07-25-2013

20140019059

Mapping Cognitive to Functional Ability - Methods, systems, and apparatus, including medium-encoded computer program products, for mapping cognitive to functional ability include receiving data regarding assessments of a cognitive ability and assessments of a functional ability; processing the received data to generate a map of one or more cognitive processes underlying the cognitive ability to a continuous-valued measure of the functional ability; and storing the generated map on a computer-storage medium to be used by a computer device in continuous-valued assessments of the functional ability.

01-16-2014

Ming-Jeng Lee, Irvine, CA US

Patent application number

Description

Published

20100162036

Self-Monitoring Cluster of Network Security Devices - A computing device may be joined to a cluster by discovering the device, determining whether the device is eligible to join the cluster, configuring the device, and assigning the device a cluster role. A device may be assigned to act as a cluster master, backup master, active device, standby device, or another role. The cluster master may be configured to assign tasks, such as network flow processing to the cluster devices. The cluster master and backup master may maintain global, run-time synchronization data pertaining to each of the network flows, shared resources, cluster configuration, and the like. The devices within the cluster may monitor one another. Monitoring may include transmitting status messages comprising indicators of device health to the other devices in the cluster. In the event a device satisfies failover conditions, a failover operation to replace the device with another standby device, may be performed.

06-24-2010

20100162383

Cluster Architecture for Network Security Processing - A computing device may be joined to a cluster by discovering the device, determining whether the device is eligible to join the cluster, configuring the device, and assigning the device a cluster role. A device may be assigned to act as a cluster master, backup master, active device, standby device, or another role. The cluster master may be configured to assign tasks, such as network flow processing to the cluster devices. The cluster master and backup master may maintain global, run-time synchronization data pertaining to each of the network flows, shared resources, cluster configuration, and the like. The devices within the cluster may monitor one another. Monitoring may include transmitting status messages comprising indicators of device health to the other devices in the cluster. In the event a device satisfies failover conditions, a failover operation to replace the device with another standby device, may be performed.

06-24-2010

20100169446

Cluster Architecture and Configuration for Network Security Devices - A computing device may be joined to a cluster by discovering the device, determining whether the device is eligible to join the cluster, configuring the device, and assigning the device a cluster role. A device may be assigned to act as a cluster master, backup master, active device, standby device, or another role. The cluster master may be configured to assign tasks, such as network flow processing to the cluster devices. The cluster master and backup master may maintain global, run-time synchronization data pertaining to each of the network flows, shared resources, cluster configuration, and the like. The devices within the cluster may monitor one another. Monitoring may include transmitting status messages comprising indicators of device health to the other devices in the cluster. In the event a device satisfies failover conditions, a failover operation to replace the device with another standby device, may be performed.

07-01-2010

20130173766

CLUSTER ARCHITECTURE AND CONFIGURATION FOR NETWORK SECURITY DEVICES - A computing device may be joined to a cluster by discovering the device, determining whether the device is eligible to join the cluster, configuring the device, and assigning the device a cluster role. A device may be assigned to act as a cluster master, backup master, active device, standby device, or another role. The cluster master may be configured to assign tasks, such as network flow processing to the cluster devices. The cluster master and backup master may maintain global, run-time synchronization data pertaining to each of the network flows, shared resources, cluster configuration, and the like. The devices within the cluster may monitor one another. Monitoring may include transmitting status messages comprising indicators of device health to the other devices in the cluster. In the event a device satisfies failover conditions, a failover operation to replace the device with another standby device, may be performed.

07-04-2013

20130191881

CLUSTER ARCHITECTURE FOR NETWORK SECURITY PROCESSING - A computing device may be joined to a cluster by discovering the device, determining whether the device is eligible to join the cluster, configuring the device, and assigning the device a cluster role. A device may be assigned to act as a cluster master, backup master, active device, standby device, or another role. The cluster master may be configured to assign tasks, such as network flow processing to the cluster devices. The cluster master and backup master may maintain global, run-time synchronization data pertaining to each of the network flows, shared resources, cluster configuration, and the like. The devices within the cluster may monitor one another. Monitoring may include transmitting status messages comprising indicators of device health to the other devices in the cluster. In the event a device satisfies failover conditions, a failover operation to replace the device with another standby device, may be performed.

07-25-2013

Sean Siehoon Lee, Irvine, CA US

Patent application number

Description

Published

20110238600

ORGANIC WASTE DECOMPOSITION EXCHANGE SYSTEM - A method of managing organic waste decomposition includes providing an organic waste decomposition machine adapted to transform organic waste into decomposed material at a first site, collecting the decomposed material output by the organic waste decomposition machine, and transporting the decomposed material to a second site. The collecting and transporting the decomposed material are performed in exchange for providing the organic waste decomposition machine.

09-29-2011

Shanyao Lee, Irvine, CA US

Patent application number

Description

Published

20130102368

Battle Phone Case - A phone case for protecting a phone from damage due to accidents or mistreatment. Said phone case comprising of a quick pull loop providing for quicker and easier retrieval of phone from pocket as well as improved grip during regular phone use.

04-25-2013

20130111799

Alternative Handgun Accessory Mount - A method and apparatus for attaching a standard mounting rail to a handgun. Such method and apparatus providing for quicker and cheaper modification of the handgun and its accessories. This method and apparatus connects the standard mounting rail system to the handgun at two points rather than at the traditional one point, increasing reliability and stability.

05-09-2013

20130192635

Phone Display Wiping Case - A method and apparatus for wiping dust, oils, and dirt off of the display of a phone when inserting said phone into a phone case. Such method and apparatus providing for a more convenient and more complete cleaning of the display of the phone during regular use of said phone case.

08-01-2013

20130199071

Dummy Suppressor Providing for Additional Accessories - A method and apparatus for providing the aesthetic effect and functional qualities of a dummy suppressor or barrel extension while providing for the possibility of further attachments or accessories to be attached to the end of the extended barrel.

08-08-2013

20130219766

Method for Replacing Weapon Rear Sight with Optics - A method and apparatus providing for the replacement of the original rear sight of a rifle by a mounted sight, rail, or sight base, such that said replacement is adjustable and does not interfere with the regular function or disassembly of the rifle, especially with SKS, AK, PKM, and other related tangent sight systems.

08-29-2013

20130327798

Pistol Belt Clip - A method and apparatus providing for attaching a firearm, toy gun, airsoft gun, replica gun, or other dischargeable weapon to clothing or other garments worn by a user. Wherein said method and apparatus involves a clip utilizing friction between the clip and a serrated portion of the dischargeable device. Wherein said firearm, toy gun, airsoft gun, replica gun, or other dischargeable weapon may be concealed by the user.

12-12-2013

20140026745

Glock Buffer - A method and apparatus providing for a buffer for the movement of pistol slide against the frame. Wherein said buffer system minimally diminishes the rebound of said pistol slide such that the pistol is still functional with respect to proper blowback operation. Wherein said buffer fits the form of frame and directs pressure from glide rod radially.

01-30-2014

20140082990

Heat Sink Rail System - A method and apparatus providing for a rail system which further acts to cool a firearm. Wherein said cooling process acts by the passage of air through fins of the apparatus. Whereby said method and apparatus provides for a cooling mechanism which does not inhibit the firearm from attaching accessories.

03-27-2014

20140317989

Light Intensified Fiber Optic Sight - A method and apparatus providing for the enhancement of the brightness of a fiber optic sight. Whereby the fiber optic sight is enhanced by way of any number of lenses used to focus ambient light onto the fiber optic cable.

10-30-2014

Sheng Lee, Irvine, CA US

Patent application number

Description

Published

20120105905

System and Method for Operation of Document Processing Devices Via Portable Data Devices - The subject application is directed to a system and method for operation of document processing devices via portable data devices. A wireless data connection is established between a document processing device including a processor and associated data storage and an associated mobile data device. A remote installation of a software interface for the document processing device is initiated on the mobile data device via the wireless data connection. A multicast probe is received via the wireless data connection from the mobile data device initiated in accordance with operation of the software interface after installation. The mobile data device is registered with the document processing device in accordance with a response to the multicast probe. Control data generated by the software interface operable to commence at least one document processing operation on the document processing device is received from the mobile data device via the wireless data connection.

05-03-2012

20130201515

MOBILE DEVICE ACTUATION OF A MULTIFUNCTION PERIPHERAL DEVICE USING NEAR FIELD COMMUNICATION - There is disclosed a method of, mobile device for and apparatus for using a mobile device to actuate a multifunction peripheral device using near field communication. The mobile device includes a user interface for receiving a selection of an electronic document and instructions regarding a selected document processing operation to be performed by the multifunction peripheral and for receiving a selection of an electronic address to which the electronic document is to be directed by the multifunction peripheral. The mobile device also includes a first near field communications transceiver for receiving input indicating that the mobile device is within range of a second near field communication transceiver, for receiving communication, at the first near field transceiver from the second near field communication transceiver, indicating that the first near field communication transceiver is ready to accept the electronic document, instructions pertaining to the selected document processing operation, and the electronic address.

08-08-2013

Sheng W. Lee, Irvine, CA US

Patent application number

Description

Published

20090066991

SYSTEM AND METHOD FOR CLONING DOCUMENT PROCESSING DEVICES VIA SIMPLE NETWORK MANAGEMENT PROTOCOL - The subject application is directed to a system and method for cloning of document processing devices via simple network management protocol. A management information base object is first retrieved corresponding to commonly configurable parameters of document processing devices. Object identifier data associated with the commonly configurable parameters is then displayed. Selection data is thereafter received corresponding to a selected subset of the object identifiers. A selected source of the configuration data is received corresponding to source data. The configuration data is then retrieved based upon the received source data. Target data is then received corresponding to selected document processing devices for which a configuration thereof is desired. Retrieved configuration data is then communicated to each of the selected document processing devices according to the received target data corresponding to the selected subset of object identifiers.

03-12-2009

20090244598

SYSTEM AND METHOD FOR USER-SPECIFIC DISCOVERY AND INITIATION OF A DEFAULT DOCUMENT PROCESSING DEVICE - The subject application is directed to a system and method for user-specific discovery and initiation of a default document processing device. First, a computing device is placed in data communication with an associated data network. Device data corresponding to document processing devices accessible by the computing device is then retrieved. Via the associated data network, data communication is established between the computing device and the document processing devices. The relative location between the computing device and each of the document processing devices is then determined according to the established data communication. A default document processing device subset is thereafter selected from the available document processing devices based upon the determined location. Operation of the document processing device subset is then enabled via the computing device.

10-01-2009

20100046019

SYSTEM AND METHOD FOR ADMINISTERED DOCUMENT PROCESSING DEVICE CLONING - The subject application is directed to a system and method for administered document processing device cloning. Selection data is received identifying a selected one of a plurality of networked document processing devices. A configuration data query is generated from an administrative workstation to the selected document processing device via an associated data network. Configuration data is received from the selected document processing device via the data network and is stored in an associated storage. Each of the target document processing devices is sequentially selected, and received configuration data is communicated from the storage to each target document processing device via the data network. An update signal is output to commence a configuration update of each target document processing device in accordance with received configuration data communicated thereto, and status data is received from each target document processing device corresponding to a configuration update thereon.

02-25-2010

20110022687

SYSTEM AND METHOD FOR AUTOMATED, PEER-BASED CONFIGURATION OF NETWORK SERVICES - The subject application is directed to a system and method for automated, peer-based configuration of network services. An initial query is broadcast in a constrained communication protocol over a network via a network interface in accordance with a data peripheral including a processor operable in conjunction with associated memory. A reply, inclusive of identification data for each peer device, is received via the network interface in the constrained communication protocol. The acceptability of a peer device is then determined based on the received identification data. Network communication parameters are extracted from one of the peer devices in accordance with the determination. The extracted network communication parameters are stored in the memory, and the network interface is configured in accordance with the stored network communication parameters, so that the interface, configured with the network communication parameters, is operable in extended network communication protocol relative to the constrained communication protocol.

01-27-2011

Patent applications by Sheng W. Lee, Irvine, CA US

Shiangfeng Lee, Irvine, CA US

Patent application number

Description

Published

20100020799

METHOD AND SYSTEM FOR DATA FILTERING FOR DATA PACKETS - A method and system for filtering data packets, is provided. One implementation involves filtering data packets using a set of filters, each filter having a bit mask and corresponding bit values, by categorizing the filters into different groups based on their bit mask value differences, and generating a new mask of bits having corresponding bit values, applying the new mask to the incoming packet to select a filter category for the incoming packet, and filtering the incoming packet by applying the group of filters for the selected category to the incoming packet.

01-28-2010

20140215457

DOWNLOADING AND LAUNCHING AN APP ON A SECOND DEVICE FROM A FIRST DEVICE - The user experience of application downloading and usage between multiple devices in a network is enhanced. One instance of an app on a first device is able to identify and verify installation and/or execution of a companion app on a second device where the two devices may have entirely different platforms (e.g., smartphone operating system and TV platform). The experience for users who have devices on the same network converge in order to improve the user experience with respect to a particular app. In this manner, an enhanced and efficient means of providing an n-screen experience with the app is enabled; ways that provide synergy between devices on the same network.

07-31-2014

20140280981

APPLICATION CONNECTION FOR DEVICES IN A NETWORK - A method for application connection comprises receiving a list of application active sessions by a first electronic device based on location of the active sessions in relation to a location of the first electronic device, and selecting an active session using the first electronic device to gain access for connection to a first application by the first electronic device.

Shiang-Feng Lee, Irvine, CA US

Patent application number

Description

Published

20080320278

SYSTEM AND METHOD FOR EFFICIENT DATA TRANSMISSION IN A MULTI-PROCESSOR ENVIRONMENT - A system and method which provides for efficient data transmission between multiple microprocessors in a computer system is disclosed. A physical data path is divided into one or more data queues which may be virtual connection queues. The virtual connection queues are configured to adaptively split or merge based on traffic conditions therein.

12-25-2008

20090092048

SYSTEM AND METHOD FOR CONTEXT-BASED HIERARCHICAL ADAPTIVE ROUND ROBIN SCHEDULING - A system and method which provides for efficient data transmission between multiple microprocessors in a computer system is disclosed. A physical data path is divided into a plurality connection queues. The connection queue size is compared to thresholds. Bandwidth allocation weights associates with the queues can be progressively refined based upon the comparison.

04-09-2009

20090293096

METHOD AND SYSTEM FOR ELECTRONIC DEVICE AUTHENTICATION - A method and system for authentication an electronic device is provided. One implementation involves obtaining a set of authentication parameters; prioritizing the authentication parameters into: express-parameters defining one or more express check points, and post-parameters defining one or more post-check points; authenticating each express check point; upon successful authentication of each express check point, commencing authentication of the post-check points; wherein the electronic device is authenticated when all the express check points and post-check points are successfully authenticated.

11-26-2009

20100272120

SYSTEM AND METHOD FOR FILTERING A DATA PACKET USING A COMMON FILTER - System and method for filtering a data packet using a combined filter are disclosed. In one aspect, the method includes receiving a data packet and N filters each comprising a mask and value. The method includes receiving a data packet and N (wherein N is an integer and N>1) filters, each filter comprising a bit mask and corresponding bit values. The method further includes generating a common filter mask and the corresponding bit values by taking the overlapping mask bits among portions of the N filters corresponding to the common filter, the common filter being of a length smaller than each filter. The method further includes applying the common filter mask to the data packet to determine whether there is a match between the filtered data packet and each of the N filters.

10-28-2010

20120066675

MULTI-PLATFORM APPLICATION PLAYER - In a first embodiment of the present invention, a method for operating a multi-platform application player on a device is provided, comprising: receiving an indication of a first application to run on the device; determining a platform required for the first application to run; identifying a first application player suitable for running an environment compatible with the determined platform, wherein the first application player is capable of running the first application as well as one or more other applications created for the determined platform; loading the first application player in the multi-platform application player; and running the first application in the first application player in the multi-platform application player on the device.

03-15-2012

20140043424

VIDEO CALLING USING A REMOTE CAMERA DEVICE TO STREAM VIDEO TO A LOCAL ENDPOINT HOST ACTING AS A PROXY - A remote camera device is enabled to be used as a source of a video stream in a video call where the local endpoint host in the call, such as a TV, functions as a local endpoint proxy. The TV receives the video stream and transmits it to a remote endpoint host (the other end of the video call) using a conventional video call application. A TV without a camera is able to function as a local endpoint proxy in a video call with a remote device. In another scenario, the TV discovers and connects to a remote camera device. The remote camera, such as a cell phone, streams video to the TV which functions as a local endpoint proxy in the video call. The TV transmits the video to the device at the other end of the call.

02-13-2014

Patent applications by Shiang-Feng Lee, Irvine, CA US

Shze Chew Lee, Irvine, CA US

Patent application number

Description

Published

20090122787

ALERT FOR ADDING CLIENT DEVICES TO A NETWORK - In one embodiment, a method of configuring a network connectivity device comprises receiving a network association request from a prospective client device requesting access to a network and sending an alert signal to a control device to cause the control device to emit an audible signal indicative of a network association request from a prospective client device. A prompt message is sent to the control device to cause the control device to provide instructions on providing feedback to the network connectivity device. The network connectivity device receives feedback from the control device and permits or denies access to the network responsive to the feedback from the control device.

05-14-2009

Sung Uk Lee, Irvine, CA US

Patent application number

Description

Published

20110172561

PHYSIOLOGICAL ACOUSTIC MONITORING SYSTEM - An acoustic monitoring system has an acoustic front-end, a first signal path from the acoustic front-end directly to an audio transducer and a second signal path from the acoustic front-end to an acoustic data processor via an analog-to-digital converter. The acoustic front-end receives an acoustic sensor signal responsive to body sounds in a person. The audio transducer provides continuous audio of the body sounds. The acoustic data processor provides audio of the body sounds upon user demand.

07-14-2011

20130090567

PHYSIOLOGICAL ACOUSTIC MONITORING SYSTEM - A physiological acoustic monitoring system receives physiological data from an acoustic sensor, down-samples the data to generate raw audio of breathing sounds and compresses the raw audio. The acoustic monitoring system has an acoustic sensor signal responsive to tracheal sounds in a person. An A/D converter is responsive to the sensor signal so as to generate breathing sound data. A decimation filter and mixer down-samples the breathing sound data to raw audio data. A coder/compressor generates compressed audio data from the raw audio data. A decoder/decompressor decodes and decompresses the compressed audio data into decompressed audio data. The decompressed audio data is utilized to generate respiration-related parameters in real-time. The compressed audio data is stored and retrieved so as to generate respiration-related parameters in non-real-time. The real-time and non-real-time parameters are compared to verify matching results across multiple monitors.

04-11-2013

20130331660

DEPTH OF CONSCIOUSNESS MONITOR - The present disclosure relates to physiological monitoring to determine the depth of consciousness of a patient under sedation. The monitor includes an EEG sensor and a depth of consciousness monitor. The depth of consciousness monitor can utilize treatment data, such as patient data and/or drug profile information with an EEG signal to determine whether the patient is adequately sedated.

12-12-2013

20140371632

PHYSIOLOGICAL ACOUSTIC MONITORING SYSTEM - An acoustic monitoring system has an acoustic front-end, a first signal path from the acoustic front-end directly to an audio transducer and a second signal path from the acoustic front-end to an acoustic data processor via an analog-to-digital converter. The acoustic front-end receives an acoustic sensor signal responsive to body sounds in a person. The audio transducer provides continuous audio of the body sounds. The acoustic data processor provides audio of the body sounds upon user demand.

12-18-2014

20150045685

PHYSIOLOGICAL ACOUSTIC MONITORING SYSTEM - A physiological acoustic monitoring system receives physiological data from an acoustic sensor, down-samples the data to generate raw audio of breathing sounds and compresses the raw audio. The acoustic monitoring system has an acoustic sensor signal responsive to tracheal sounds in a person. An A/D converter is responsive to the sensor signal so as to generate breathing sound data. A decimation filter and mixer down-samples the breathing sound data to raw audio data. A coder/compressor generates compressed audio data from the raw audio data. A decoder/decompressor decodes and decompresses the compressed audio data into decompressed audio data. The decompressed audio data is utilized to generate respiration-related parameters in real-time. The compressed audio data is stored and retrieved so as to generate respiration-related parameters in non-real-time. The real-time and non-real-time parameters are compared to verify matching results across multiple monitors.

02-12-2015

Patent applications by Sung Uk Lee, Irvine, CA US

Tak Lee, Irvine, CA US

Patent application number

Description

Published

20100023670

METHOD AND SYSTEM FOR ROUTING DATA IN A PARALLEL TURBO DECODER - Described herein are system(s) and method(s) for routing data in a parallel Turbo decoder. Aspects of the present invention address the need for reducing the physical circuit area, power consumption, and/or latency of parallel Turbo decoders. According to certain aspects of the present invention, address routing-networks may be eliminated, thereby reducing circuit area and power consumption. According to other aspects of the present invention, address generation may be moved from the processors to dedicated address generation modules, thereby decreasing connectivity overhead and latency.

01-28-2010

Timothy Lee, Irvine, CA US

Patent application number

Description

Published

20120037729

Insertion Type Fluid Volume Meter and Control System - An insertion type fluid volume meter and control system comprises a non-ferrous pipe, an electromagnet device, a pair of electrodes, a flow control valve, and a flow controller. The electromagnet device is for building up a pulsed square wave magnetic field across the conductive liquid flowing through the non-ferrous pipe. The pair of electrodes are disposed on outer surface of the non-ferrous pipe for detecting an electromotive force induced by Faraday's induction law. The flow control valve is disposed in the non-ferrous pipe for controlling amount of flow. The flow controller is configured to receive output signal consisting of the induced electromotive force from the pair of electrodes and control the flow control valve base on the measured flow amount.

02-16-2012

Tsu-Shun Lee, Irvine, CA US

Patent application number

Description

Published

20120094359

Novel System and Method of Anaerobic Fermentation - The present invention relates to growing anaerobic bacteria by measuring the reduction potential of a growth media at a start time and determining a grow time by correlating the start time reduction potential with said reduction coefficient to calculate when said second anaerobic fermentation system will reach a sufficiently low oxygen concentration to enable growth for an anaerobic bacteria, then adding the anaerobic bacteria to the growth media at a time no sooner than the grow time.

04-19-2012

Victor Lee, Irvine, CA US

Patent application number

Description

Published

20120249094

DIFFERENTIAL SENSING FOR VOLTAGE CONTROL IN A POWER SUPPLY CIRCUIT - In one general aspect, an apparatus can include a controller, and a power stage coupled to the controller and configured to be coupled to a power source. The power stage is configured to deliver an output voltage to a load module in response to the controller. The apparatus also includes a reference voltage circuit coupled to the controller and configured to be grounded to a first ground voltage different from a second ground voltage associated with the load module.

10-04-2012

20120249095

APPARATUS AND METHODS OF SOFT-START IN A HYSTERETIC POWER CONVERTER - In one general aspect, a power supply circuit can include a power stage configured to be coupled to a power source and configured to deliver an output voltage to a load circuit, and can include a comparator coupled to the power stage and configured to receive a reference voltage. The power supply circuit can also include a hysteresis control circuit configured to receive at least one of a feedback voltage or a reference voltage and configured to change a hysteresis of the comparator in response to the at least one of the feedback voltage or the reference voltage during a soft-start of the power supply circuit.

10-04-2012

20130249519

Improved Startup of DC-DC Converters - Generally, this disclosure provides methods and systems for improved startup for DC-DC converters that reduce input voltage droop, in-rush current and output voltage jumps. The system may include a power stage circuitry including a plurality of power segments coupled in parallel, the power stage circuitry is coupled between an input voltage and output stage circuitry and configured to deliver power to a load coupled to the output stage circuitry. The system may further include PWM and power stage controller circuitry configured to sequentially and progressively activate the plurality of power segments to limit an input in-rush current from the input voltage during a ramp up period and output voltage at the output stage circuitry.

09-26-2013

Walter Lee, Irvine, CA US

Patent application number

Description

Published

20110015728

TRANSAPICAL DELIVERY SYSTEM FOR HEART VALVES - A delivery system and method for delivering a prosthetic heart valve to the aortic valve annulus. The system includes a delivery catheter having a steering mechanism thereon for delivering a balloon-expandable prosthetic heart valve to the aortic annulus in an antegrade fashion through an introducer passing into the left ventricle through its apex. The introducer may have a more floppy distal section than a proximal section to reduce trauma to the heart wall while preserving good operating field stability. The delivery catheter includes a deflecting segment just proximal to a distal balloon to facilitate positioning of the prosthetic heart valve in the proper orientation within the aortic annulus. A trigger in a catheter handle may be coupled to a deflection wire that actuates the deflecting segment, while a slider in the handle controls retraction of a valve pusher. The prosthetic heart valve may be installed over the existing calcified leaflets, and a pre-dilation valvuloplasty procedure may also be utilized.

01-20-2011

20110015729

TRANSAPICAL DELIVERY SYSTEM FOR HEART VALVES - A delivery system and method for delivering a prosthetic heart valve to the aortic valve annulus. The system includes a delivery catheter having a steering mechanism thereon for delivering a balloon-expandable prosthetic heart valve to the aortic annulus in an antegrade fashion through an introducer passing into the left ventricle through its apex. The introducer may have a more floppy distal section than a proximal section to reduce trauma to the heart wall while preserving good operating field stability. The delivery catheter includes a deflecting segment just proximal to a distal balloon to facilitate positioning of the prosthetic heart valve in the proper orientation within the aortic annulus. A trigger in a catheter handle may be coupled to a deflection wire that actuates the deflecting segment, while a slider in the handle controls retraction of a valve pusher. The prosthetic heart valve may be installed over the existing calcified leaflets, and a pre-dilation valvuloplasty procedure may also be utilized.

01-20-2011

20130030520

DELIVERY SYSTEMS FOR PROSTHETIC HEART VALVE - Described herein are systems and methods from delivering prosthetic devices, such as prosthetic heart valves, through the body and into the heart for implantation therein. The prosthetic devices delivered with the delivery systems disclosed herein are, for example, radially expandable from a radially compressed state mounted on the delivery system to a radially expanded state for implantation using an inflatable balloon of the delivery system. Exemplary delivery routes through the body and into the heart include transfemoral routes, transapical routes, and transaortic routes, among others.

01-31-2013

20130345798

METHODS OF VALVE DELIVERY ON A BEATING HEART - A delivery system and method for delivering a prosthetic heart valve to the aortic valve annulus. The system includes a delivery catheter having a steering mechanism thereon for delivering a balloon-expandable prosthetic heart valve to the aortic annulus in an antegrade fashion through an introducer passing into the left ventricle through its apex. The introducer may have a more floppy distal section than a proximal section to reduce trauma to the heart wall while preserving good operating field stability. The delivery catheter includes a deflecting segment just proximal to a distal balloon to facilitate positioning of the prosthetic heart valve in the proper orientation within the aortic annulus. A trigger in a catheter handle may be coupled to a deflection wire that actuates the deflecting segment, while a slider in the handle controls retraction of a valve pusher. The prosthetic heart valve may be installed over the existing calcified leaflets, and a pre-dilation valvuloplasty procedure may also be utilized.

12-26-2013

Wicky Lee, Irvine, CA US

Patent application number

Description

Published

20110012408

INFANT BOUNCER AND ACTIVITY STAND - The present invention is directed to an infant bouncer and activity stand for entertaining an infant. The bouncer and activity stand includes at least one removable infant seat configured to hold an infant therein, with the removable infant seat of at least one of a bounceable infant seat and rotatable infant seat type. The bouncer and activity stand also has an upright support configured to receive the removable infant seat and support the removable infant seat thereon. A jumping platform is detachably securable to the upright support beneath the removable infant seat. The bouncer and activity stand also optionally has one or more toys and activities attached thereto that are configured to entertain the infant.

01-20-2011

20110127810

COLLAPSIBLE INFANT BOUNCER - An infant bouncer comprising a lower frame which is placeable upon an underlying surface, and an upper frame which is pivotally connected to the lower frame and selectively moveable relative thereto between a deployed or extended position, and a collapsed or storage position. An adjustment mechanism may be integrated into the frame and operative to allow for the selective adjustment of the bounce or vibration of the upper frame relative to the lower frame when the upper frame is in its deployed position. An infant seat is connected to the upper frame. If outfitted with the adjustment mechanism, the infant bouncer allows for the adjustment of the level of bounce or vibration which the frame may undergo, such adjustment being based on the size and weight of the infant placed into the bouncer.

06-02-2011

20110260507

CONVERTIBLE INFANT ROCKER - A convertible infant rocker which is adapted for use with a conventional infant/child car seat. The infant rocker includes a frame which is placeable onto an underlying support surface, and includes a support assembly connected thereto. The support assembly itself includes a cradle which defines a cradle cavity. In addition to the cradle, the support assembly includes a liner which is selectively placeable into the cradle cavity and engageable to the cradle, the liner itself being sized and configured to accommodate an infant. The infant rocker is selectively convertible between a liner configuration and a car seat configuration. In the liner configuration, the liner is cooperatively engaged to the cradle, with a portion of the liner being received within the cradle cavity. In the car seat configuration, the liner is disengaged and removed from the cradle, thus allowing for the cradle to accommodate a conventional infant car seat in which the infant may be positioned. In this regard, the cradle cavity is sized and configured to receive and accommodate at least a portion of the car seat when the car seat is cooperatively engaged to the cradle. The frame of the infant rocker may be configured so as to be selectively moveable between a deployed or extended position, and a collapsed or storage position.